SKJ may refer to:

• League of Communists of Yugoslavia (Serbo-Croatian: Savez komunista Jugoslavije)
• Skj (trigraph), used to represent the voiceless postalveolar fricative {{IPA|/ʃ/}}, in the Norwegian and Faroese languages
• Thakali language, ISO-639 language code
• SKJ Hospital, in Anantnag, Jammu and Kashmir, India

• Ragyndrudis Codex
• Ragyo Kiryuin
• Ragz
• Ragöse
• Ragù alla Bolognese
• Ragù alla napoletana
• Ragıb
• Ragıp Mehmed Pasha
• Ragıp Mehmet Pasha
• Raha-automaattiyhditys
• Rahab (demon)
• Rahab (disambiguation)
• Rahabi Ezekiel
• Rahab Institute
• Rahachow Raion
• Rahacou Rajon
• Rahad
• Rahadlakum
• Rahad Tendelti
• Rah Ahan F.C.
• Rahahan Metro Station
• Rah Ahan Metro Station
• Rah Ahan Sorinet
• Rah Ahan Sorinet F.C.
• Rahahan Square